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        <span class="nav-item">1-1.样例接口</span>
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            <a class="nav-menu-item" href="?op=demotest">io3x-doc基本使用样例</a>
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        <span class="nav-item">2-1.同步工具</span>
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            <a class="nav-menu-item" href="?op=syncd_tool_test">2.1.1 测试数据同步</a>
            <a class="nav-menu-item" href="?op=syncd_tool_json2one">2.1.1.2 测试数据同步</a>
            <a class="nav-menu-item" href="?op=syncd_tool_json">2.2.1 获取json</a>
            <a class="nav-menu-item" href="?op=syncd_tool_schmema">2.3.1 获取mysql元数据</a>
            <a class="nav-menu-item" href="?op=syncd_tool_syncd">2.4.1 同步数据(增量或全量)</a>
            <a class="nav-menu-item" href="?op=syncd_tool_syncd2">2.4.2 同步数据(增量或全量)-无数字增量</a>
            <a class="nav-menu-item" href="?op=syncd_tool_syncd3">2.4.3 同步数据(增量或全量)-无数字增量-联合字段索引</a>
            <a class="nav-menu-item" target="_blank" href="/syncd/admin/index">2.5.1 字段类型修改</a>
            <a class="nav-menu-item" target="_blank" href="/syncd/admin/metadata">2.5.2 模型维护</a>
            <a class="nav-menu-item" href="?op=syncd_tool_query">2.6.1 查询sql</a>
            <a class="nav-menu-item" href="?op=syncd_tool_ddl">2.6.2 ddl</a>
            <a class="nav-menu-item" href="?op=syncd_tool_struct">2.7.1 同步表结构</a>
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        <span class="nav-item">3.其它接口</span>
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            <a class="nav-menu-item" href="?op=dataj_demo_ip">3.1.1 demo-第三方IP地址</a>
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